Kurthia

Kurthia is a bacterial genus from the family Caryophanaceae. Kurthia is a gram-positive, non-spore forming, rod-like bacteria.^[1] This strain has been isolated from diarrhea samples, however, no evidence has been brought forward suggesting it is pathogenic in nature.^[2] It has also been found in various meats, milks, and soils.

Kurthia
Scientific classification
Domain:	Bacteria
Kingdom:	Bacillati
Phylum:	Bacillota
Class:	Bacilli
Order:	Bacillales
Family:	Caryophanaceae
Genus:	Kurthia Trevisan 1885[1]
Type species
Kurthia zopfii (Kurth 1883) Trevisan 1885
Species
See text
Synonyms
"Bacterium" ("Kurthia") Kurth 1883 "Zopfius" Wenner & Rettger 1919

Kurthia species produce carbamoylase and hydantoinase. They also can produce L-Proline from glutamic acid or aspartic acid with the aid of a detergent.^[3]

Phylogeny

The currently accepted taxonomy is based on the List of Prokaryotic names with Standing in Nomenclature (LPSN)^[1] and National Center for Biotechnology Information (NCBI)^[4]

16S rRNA based LTP_10_2024[5][6][7]	120 marker proteins based GTDB 09-RS220[8][9][10]
Kurthia K. sibirica K. gibsonii K. zopfii K. massiliensis K. populi Fang et al. 2015 K. huakuii K. senegalensis	Kurthia K. gibsonii Shaw & Keddie 1983 K. sibirica Belikova, Cherevach & Kalakoutskii 1988 K. zopfii (Kurth 1883) Trevisan 1885 K. senegalensis Roux et al. 2016 K. massiliensis Roux et al. 2013 K. huakuii Ruan et al. 2014 "Ca. K. intestinigallinarum" Gilroy et al. 2021

Unassigned species:

• "K. catenaforma" Kato et al. 1968
• "Ca. K. equi" Gilroy et al. 2022
• "K. ruminicola" Kim et al. 2018